Description

2,6-Di-tert-Butyl-4-Heptylphenol is a high-performance hindered phenolic antioxidant. This compound matters for its critical role in stabilizing polymers, fuels, and lubricants against oxidative degradation, thereby extending product lifespan and maintaining performance. Industries such as polymer manufacturing, specialty chemicals, and fuel additives need this antioxidant to ensure the long-term stability and quality of their formulations.

Application

• Polymer Stabilizer: Primary antioxidant in polyolefins (e.g., polyethylene, polypropylene) to prevent thermal and oxidative degradation during processing and end-use.
• Fuel & Lubricant Additive: Inhibits gum formation and oxidation in gasoline, diesel, and industrial lubricants, enhancing engine performance and longevity.
• Rubber Industry: Protects synthetic and natural rubber compounds from aging and ozone attack, preserving elasticity and mechanical properties.
• Adhesive & Sealant Formulations: Prevents premature curing and maintains adhesive strength by scavenging free radicals.
• Transformer Oil Additive: Used in dielectric fluids to improve oxidative stability and extend the operational life of electrical equipment.
• Intermediate for Specialty Chemicals: Serves as a key building block in the synthesis of more complex antioxidant molecules and UV stabilizers.

Basic Information

Product Name	2,6-Di-tert-Butyl-4-Heptylphenol
CAS No.	765956-84-1
Molecular Formula	C21H36O
Molecular Weight	304.51 g/mol
Synonyms	4-Heptyl-2,6-di-tert-butylphenol; 2,6-Di-tert-butyl-4-heptylphenol; Phenol, 2,6-bis(1,1-dimethylethyl)-4-heptyl-; DBHP; Heptyl-substituted BHT analogue; Antioxidant 4-Heptyl-2,6-DTBP; 2,6-Di-tert-butyl-4-n-heptylphenol
EINECS	Contact for details

Quality Control

Our 2,6-Di-tert-Butyl-4-Heptylphenol is manufactured under a stringent quality management system. Every batch undergoes rigorous analytical testing, including assay by HPLC and identification by FT-IR, to ensure it meets precise specifications for purity and performance. Certificates of Analysis (COA) are provided with each shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	48 - 52 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.